Newsletter www.nytimes.com John J. Mooney, an inventor of the catalytic converter, dies at 90 The device he developed with a colleague in the 1970s has prevented billions of tons of carbon emissions from being spewed by cars, trucks and lawn mowers.
Causes Get off my lawn How a small group of activists (our correspondent among them) got leaf blowers banned in the nation's capital.
As Biden prepares to block the sale of U.S. Steel to Nippon Steel, pollution concerns persist in Pennsylvania
A Pennsylvania fracking company with more than 2,000 environmental violations selected for federal environmental justice funding
Op-ed: “I’m sorry, I can’t hear you” — disabling environments in Cancer Alley and the Ohio River Valley
